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Ketogenic Diet

  • Ketogenic: low in carbohydrates, rich in healthy fats
  • Focus on quality, organic origin, minimal processing
  • A2 dairy (goat, sheep, buffalo) is better tolerated
  • Fatty fish and organic eggs as protein foundation
  • Individually tailored, no dogma but experimentation

The ketogenic diet in the Dutch context is excellently achievable with locally available, unprocessed products.

The emphasis is on:

  • Quality
  • Variation and stability of fats and proteins
  • Selective plant-based foods

AspectAdvice
FrequencyDaily
ChoiceOrganic free-range eggs
BrandsRondeel, De Lankerenhof, Kipster
PreparationSoft-boiled, poached, or fried at low temperature
TypeExamples
Fatty fishWild salmon (Alaska), mackerel, sardines, herring, anchovies
BenefitsRich in omega-3 (EPA/DHA), low in mercury
Brands (in olive oil)Princes, Fish Tales, Ortiz, John West
ShellfishMussels, oysters — excellent sources of zinc
TypeAdvice
Red meatPreferably grass-fed beef or lamb (organic)
PoultryOrganic or free-range chicken or duck from local farms
PortionModerate use, alternated with fish and eggs

TypeExamples
A2 cheesesManchego, Pecorino, Roquefort
Dutch optionsGoat cheese, buffalo mozzarella
ProductAdvice
Ghee/clarified butterOrganic origin (Ghee Easy, BioToday) — higher smoke point, ideal for frying
Full creamUnsweetened cream or A2 variant (buffalo cream)
KefirOrganic goat milk (EkoPlaza, Weerribben Zuivel)

FatDetails
Extra virgin olive oilDark glass or tin, clear harvest date (Colavita, Terra Creta, Valderrama)
Macadamia oilNeutral taste, very stable, available in health food stores
Sesame oil (roasted)For flavor accents or Asian dishes; increases ketone production
Avocados and olivesExcellent natural fat sources

ProductDetails
MacadamiasRich in omega-7 and polyphenols
WalnutsEat raw; roasted nuts contain more oxidized fats
Sesame paste (tahini)Good alternative to peanut butter; for sauces or dressings
Chocolate90%+ pure (Lindt 90%, Vivani 92%, Taza)

TypeExamples
Low-glycemicZucchini, cauliflower, spinach, endive, cucumber, eggplant
OlivesBlack and green — rich in antioxidants (hydroxytyrosol, oleuropein)
TypeAdvice
BerriesSmall portions of blueberries or cherries
TimingOccasionally, preferably after physical activity

BeverageDetails
Coffee and teaCoffee, green tea, yerba mate, licorice tea (Yogi Egyptian Licorice)
WaterMineral water with natural electrolytes (Gerolsteiner, S. Pellegrino, Spa Reine)
Optional1 teaspoon apple cider vinegar in water as digestive support

A ketogenic eating pattern requires discipline and planning.

TipExplanation
Don’t eat too lateSupports sleep quality and insulin sensitivity
TransparencyBe open with your environment about food choices
ConsistencyEvokes understanding from others
MindsetSee food as personal experiment, not as dogma

Veelgestelde vragen

What is a ketogenic diet?

A ketogenic diet is an eating pattern that is low in carbohydrates, rich in healthy fats, with moderate proteins. The body switches from glucose to ketones (from fat) as an energy source. The emphasis is on quality, organic origin, and minimal processing.

Which protein sources are suitable?

Organic eggs (daily), fatty fish like wild salmon, mackerel, sardines, herring, and anchovies. Grass-fed beef or lamb, organic chicken or duck. Shellfish like mussels and oysters are excellent sources of zinc.

Which fats are best?

Extra virgin olive oil in dark glass or tin with clear harvest date, macadamia oil (stable and neutral), ghee or clarified butter of organic origin. Avocados and olives are excellent natural fat sources.

Which dairy fits with ketogenic?

A2 dairy is better tolerated: goat cheese, sheep cheese, buffalo mozzarella. Hard cheeses like Manchego, Pecorino, Roquefort. Ghee or clarified butter, kefir from organic goat milk, and unsweetened cream or buffalo cream.


Medische Disclaimer: De informatie van Stichting Je Leefstijl Als Medicijn over leefstijl, ziektes en stoornissen mag niet worden opgevat als medisch advies. In geen geval adviseren wij mensen om hun bestaande behandeling te veranderen. We raden mensen met chronische aandoeningen aan om zich over hun behandeling goed door bevoegde medische professionals te laten adviseren.

Medical Disclaimer: The information provided by Stichting Je Leefstijl Als Medicijn regarding lifestyle, diseases, and disorders should not be construed as medical advice. Under no circumstances do we advise people to alter their existing treatment. We recommend that people with chronic conditions seek advice regarding their treatment from qualified medical professionals.